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/*
* Copyright (C) 2012 The CyanogenMod Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.cyanogenmod.settings.device;
import android.content.Context;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.CheckBoxPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceFragment;
import android.preference.PreferenceManager;
import android.preference.PreferenceScreen;
import android.util.Log;
import com.cyanogenmod.settings.device.R;
public class SensorsFragmentActivity extends PreferenceFragment {
private static final String PREF_ENABLED = "1";
private static final String TAG = "GalaxyS2Settings_Sensors";
private static final String FILE_USE_ACCELEROMETER_CALIB = "/sys/class/sec/gsensorcal/calibration";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.sensors_preferences);
PreferenceScreen prefSet = getPreferenceScreen();
}
@Override
public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
String boxValue;
String key = preference.getKey();
Log.w(TAG, "key: " + key);
if (key.compareTo(DeviceSettings.KEY_USE_ACCELEROMETER_CALIBRATION) == 0) {
boxValue = (((CheckBoxPreference)preference).isChecked() ? "1" : "0");
Utils.writeValue(FILE_USE_ACCELEROMETER_CALIB, boxValue);
} else if (key.compareTo(DeviceSettings.KEY_CALIBRATE_ACCELEROMETER) == 0) {
// when calibration data utilization is disablen and enabled back,
// calibration is done at the same time by driver
Utils.writeValue(FILE_USE_ACCELEROMETER_CALIB, "0");
Utils.writeValue(FILE_USE_ACCELEROMETER_CALIB, "1");
Utils.showDialog((Context)getActivity(), getString(R.string.accelerometer_dialog_head), getString(R.string.accelerometer_dialog_message));
}
return true;
}
public static boolean isSupported(String FILE) {
return Utils.fileExists(FILE);
}
public static void restore(Context context) {
SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(context);
boolean accelerometerCalib = sharedPrefs.getBoolean(DeviceSettings.KEY_USE_ACCELEROMETER_CALIBRATION, true);
// When use accelerometer calibration value is set to 1, calibration is done at the same time, which
// means it is reset at each boot, providing wrong calibration most of the time at each reboot.
// So we only set it to "0" if user wants it, as it defaults to 1 at boot
if (!accelerometerCalib)
Utils.writeValue(FILE_USE_ACCELEROMETER_CALIB, "0");
}
}
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